<!-- 轮播图 -->
<template>
  <div class="wrapper">
    <swiper :options="swiperOption" v-if="showSwiper">
      <swiper-slide v-for="item in list" :key="item.id">
        <img class="slide-img" :src="item.imgUrl" alt="">
      </swiper-slide>
      <div class="swiper-pagination" slot="pagination"></div>
    </swiper>
  </div>

</template>

<script>
export default {
  name: 'Slideshow',
  props: {
    list: Array
  },
  data () {
    return {
      swiperOption: {
        pagination: '.swiper-pagination',
        loop: true,
        autoplay: 3000,
        autoplayDisableOnInteraction: false
      }
    }
  },
  computed: {
    showSwiper () {
      return this.list.length
    }
  }
}

</script>
<style lang='stylus' scoped>
.wrapper >>> .swiper-pagination-bullet
    width 6px
    height 6px
    background-color rgb(255,255,255)
    opacity .5
.wrapper >>> .swiper-pagination-bullet-active
  background-color rgb(255,255,255)
  opacity 1
.wrapper >>>
    .swiper-container-horizontal .swiper-pagination-bullets
      bottom 6px
.wrapper >>>
      .swiper-container-horizontal > .swiper-pagination-bullets .swiper-pagination-bullet
        margin 0 4px
.wrapper
  overflow hidden
  width 100%
  height 0
  padding-bottom 31.25%
  background-color #eee
  .slide-img
    width 100%
</style>
